121111021012202 has 32 divisors (see below), whose sum is σ = 196739778009600. Its totient is φ = 55584017581248.

The previous prime is 121111021012199. The next prime is 121111021012213. The reversal of 121111021012202 is 202210120111121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7483802 + ... + 17269317.

It is an arithmetic number, because the mean of its divisors is an integer number (6148118062800).

Almost surely, 2^{121111021012202} is an apocalyptic number.

121111021012202 is a deficient number, since it is larger than the sum of its proper divisors (75628756997398).

121111021012202 is a wasteful number, since it uses less digits than its factorization.

121111021012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24754190.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121111021012202 its reverse (202210120111121), we get a palindrome (323321141123323).

The spelling of 121111021012202 in words is "one hundred twenty-one trillion, one hundred eleven billion, twenty-one million, twelve thousand, two hundred two".